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4,045 nonstop flights · Aug 2025 – Jul 2026 · US DOT on-time records, all US airlines

Delta is clearly ahead here: 78% of its flights arrive on time, 23 points better than Frontier.

Best time to leave 7–8 am 91% arrive on time from ATL
Best single flight DL 2326 ATL 08:25 → JAX 09:36 · 89% on time Avoid F9 1550 ATL 16:18 → JAX 17:34 · 55% on time

Time of day × airport

Share of this route’s flights leaving within 15 minutes, by airport and scheduled departure hour, over Aug 2025 – Jul 2026. Blank: no flights then (or fewer than 40 in the year).

7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
ATL
93
91
86
87
86
84
84
72
77
70
73
70
67
63
68
75
70
% of this route’s flights leaving within 15 min (small number: flights in the Jun 6 – Jul 31, 2026 schedule): 85+75–8465–7455–64under 55

Pick an hour to see this route’s flights leaving then.

Airlines on this route

Arriving within 15 minutes. Regional flights count under the airline that sells them. Pick an airline to see its flights.
Delta 3,836 78% 1.6% 57 min
Frontier 209 55% 1.0% 59 min

Flights, best and worst

Flights in the Jun 6 – Jul 31, 2026 schedule that ran 150+ times in the year. Times are local. Pick a flight for its history.
DL 2326 ATL 08:25 JAX 09:36 89%
DL 2328 ATL 07:25 JAX 08:35 89%
DL 2923 ATL 10:48 JAX 12:00 87%
DL 2990 ATL 13:57 JAX 15:07 81%
DL 3024 ATL 12:33 JAX 13:43 80%
· · ·
DL 2265 ATL 19:25 JAX 20:36 71%
DL 1001 ATL 21:45 JAX 23:00 69%
F9 1550 ATL 16:18 JAX 17:34 55%

All 14 flights in the current schedule

Every flight that flew in the Jun 6 – Jul 31, 2026 schedule, with its record over Aug 2025 – Jul 2026. Times are local. Click a column to sort.
DL 2328 ATL 07:25 JAX 08:35 1h 10m 208 89% 4.3% 57 min
DL 2326 ATL 08:25 JAX 09:36 1h 12m 365 89% 1.9% 48 min
DL 2356 ATL 09:30 JAX 10:43 1h 13m 55 89% 1.8% 20 min
DL 2923 ATL 10:48 JAX 12:00 1h 12m 362 87% 2.5% 70 min
DL 3024 ATL 12:33 JAX 13:43 1h 10m 317 80% 1.3% 54 min
DL 2990 ATL 13:57 JAX 15:07 1h 11m 227 81% 0.0% 68 min
DL 2720 ATL 15:20 JAX 16:33 1h 13m 363 78% 1.4% 52 min
F9 1550 ATL 16:18 JAX 17:34 1h 16m 209 55% 1.0% 59 min
DL 2627 ATL 16:45 JAX 17:59 1h 14m 349 72% 0.9% 52 min
DL 2189 ATL 17:53 JAX 19:13 1h 20m 139 64% 2.2% 73 min
DL 2265 ATL 19:25 JAX 20:36 1h 11m 232 71% 0.4% 57 min
DL 2315 ATL 19:51 JAX 21:05 1h 14m 110 57% 1.8% 60 min
DL 1001 ATL 21:45 JAX 23:00 1h 15m 297 69% 0.7% 59 min
DL 2276 ATL 22:48 JAX 23:59 1h 11m 359 76% 1.9% 58 min

Nonstops by airline and airport

Arriving within 15 minutes, Aug 2025 – Jul 2026. Pick a row to see that airline’s flights on that airport pair.
Delta ATL JAX 1h 11m 78% 1.6% 3,836 Flying now
Frontier ATL JAX 1h 16m 55% 1.0% 209 Flying now
Flying on a particular day? Pick a date above and the same ranking uses our forecast odds for each flight that day: Tomorrow.

About this data: US DOT on-time records, Aug 2025 – Jul 2026, all US airlines; regional flights count under the airline that sells them. Schedules (which flights and connections exist, and their times) are as of Jun 6 – Jul 31, 2026; seasonal flights outside that window aren’t ranked. Rebuilt monthly. JSON